Finding the Fourth Proportional to 4,229,165.52, 6,344,830.44 and 1,389,302.28
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Solution
The fourth proportional to 4,229,165.52, 6,344,830.44 and 1,389,302.28 is: 2,084,308.92
Step by Step Solution
- Step 1: Write the proportion equation
4,229,165.52 : 6,344,830.44 = 1,389,302.28 : x - Step 2: Convert to fraction form
4,229,165.52/6,344,830.44 = 1,389,302.28/x - Step 3: Cross multiply
4,229,165.52x = 6,344,830.44 × 1,389,302.28 - Step 4: Simplify right side
4,229,165.52x = 8,814,887,396,505.40 - Step 5: Solve for x
x = 8,814,887,396,505.40/4,229,165.52 - Step 6: Final answer
x = 2,084,308.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.